LibWeb: Implement <feMerge> SVG filter

Author: https://github.com/gmta
Commit: 85ad99b98a
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/5742

Libraries/LibWeb/SVG/SVGFEMergeElement.cpp

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2025, Jelle Raaijmakers <jelle@ladybird.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibWeb/Bindings/SVGFEMergeElementPrototype.h>
+#include <LibWeb/SVG/SVGFEMergeElement.h>
+
+namespace Web::SVG {
+
+GC_DEFINE_ALLOCATOR(SVGFEMergeElement);
+
+SVGFEMergeElement::SVGFEMergeElement(DOM::Document& document, DOM::QualifiedName qualified_name)
+    : SVGElement(document, qualified_name)
+{
+}
+
+void SVGFEMergeElement::initialize(JS::Realm& realm)
+{
+    WEB_SET_PROTOTYPE_FOR_INTERFACE(SVGFEMergeElement);
+    Base::initialize(realm);
+}
+
+void SVGFEMergeElement::visit_edges(Cell::Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    SVGFilterPrimitiveStandardAttributes::visit_edges(visitor);
+}
+
+}